. >> that said, john king, this could be a true political breakthrough. live pictures, we're awaiting this news conference any minute now. keep in mind the timing here. this comes one day before president obama will be revealing his plans in las vegas. so what you're about to see and hear is really both sides of this whole debate. but, first, we have a symbol along with you, john king, our political experts to guide us through all of this. we have chief congressional correspondent dana bash for us on the hill. chief political analyst gloria borger there for me in our washington bureau. and several others who we'll talk to in a minute. dana bash, i want to begin with this. the optimism, it seems, pervasive, right, on the hill, and we have heard that the time is right for immigration deals before. you were in the room in 2007 when senator ted kennedy was talking. let's watch this. >> now it is time for action. 2007 is the year we must fix our broken system. we must strike while the iron is hot. i've been around here long enough to know that opportunities li